vweb: fix serving static files

pull/3942/head
Ian M. Jones 2020-03-07 13:16:03 +00:00 committed by GitHub
parent 88c1ff91ac
commit 750f37fde7
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6 changed files with 121 additions and 33 deletions

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@ -0,0 +1,19 @@
body {
font-family: Arial, Helvetica, sans-serif;
color: #eee;
background-color: #333;
background-image: url("v-logo.svg");
background-repeat: no-repeat;
background-size: 10em;
margin: 0;
padding-left: 11em;
}
h1 {
color: #6699CC;
}
img.logo {
float: left;
width: 10em;
}

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@ -0,0 +1 @@
<?xml version="1.0" encoding="UTF-8" standalone="no"?><!-- Generator: Gravit.io --><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" style="isolation:isolate" viewBox="0 0 500 500" width="500px" height="500px"><defs><clipPath id="_clipPath_8TWIgR1z3pxinjWBiigzcEIrVJKv9Gq4"><rect width="500" height="500"/></clipPath></defs><g clip-path="url(#_clipPath_8TWIgR1z3pxinjWBiigzcEIrVJKv9Gq4)"><path d=" M 318.422 453.543 L 463.705 49.541 C 466.168 42.689 462.285 37.693 455.037 38.392 L 340.786 49.398 C 333.539 50.097 325.71 56.246 323.316 63.121 L 188.843 449.216 C 186.447 456.091 190.414 461.673 197.695 461.673 L 308.901 461.673 C 312.541 461.673 316.497 458.893 317.729 455.466 L 318.422 453.543 Z " fill="rgb(83,107,138)"/><defs><filter id="Hmac7mZraFWHw0G84Yxj4QuzeTFp0E7Y" x="-200%" y="-200%" width="400%" height="400%" filterUnits="objectBoundingBox" color-interpolation-filters="sRGB"><feGaussianBlur xmlns="http://www.w3.org/2000/svg" in="SourceGraphic" stdDeviation="6.440413594258542"/><feOffset xmlns="http://www.w3.org/2000/svg" dx="0" dy="0" result="pf_100_offsetBlur"/><feFlood xmlns="http://www.w3.org/2000/svg" flood-color="#000000" flood-opacity="0.65"/><feComposite xmlns="http://www.w3.org/2000/svg" in2="pf_100_offsetBlur" operator="in" result="pf_100_dropShadow"/><feBlend xmlns="http://www.w3.org/2000/svg" in="SourceGraphic" in2="pf_100_dropShadow" mode="normal"/></filter></defs><g filter="url(#Hmac7mZraFWHw0G84Yxj4QuzeTFp0E7Y)"><path d=" M 301.848 455.466 L 241.359 280.725 L 250 275.324 L 311.57 453.543 L 301.848 455.466 Z " fill="rgb(235,235,235)"/></g><path d=" M 44.963 38.392 L 159.214 49.398 C 166.461 50.097 174.298 56.243 176.704 63.115 L 314.022 455.448 C 315.224 458.885 313.245 461.673 309.604 461.673 L 197.695 461.673 C 190.414 461.673 182.502 456.111 180.038 449.259 L 36.295 49.541 C 33.832 42.689 37.715 37.693 44.963 38.392 Z " fill="rgb(93,135,191)"/></g></svg>

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@ -0,0 +1,12 @@
<html>
<header>
<title>@title</title>
@css
</header>
<body>
<h1>@title</h1>
<h2>@subtitle</h2>
<p>@message</p>
</body>
</html>

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@ -0,0 +1,53 @@
module main
import (
vweb
vweb.assets
time
)
const (
port = 8081
)
pub struct App {
mut:
vweb vweb.Context
}
fn main() {
vweb.run<App>(port)
}
pub fn (app mut App) init() {
// Arbitary mime type.
app.vweb.serve_static('/favicon.ico', 'favicon.ico', 'img/x-icon')
// Automatically make available known static mime types found in given directory.
app.vweb.handle_static('assets')
// This would make available all known static mime types from current
// directory and below.
//app.vweb.handle_static('.')
}
pub fn (app mut App) reset() {}
fn (app mut App) index() {
// We can dynamically specify which assets are to be used in template.
mut am := assets.new_manager()
am.add_css('assets/index.css')
css := am.include_css(false)
title := 'VWeb Assets Example'
subtitle := 'VWeb can serve static assets too!'
message := 'It also has an Assets Manager that allows dynamically specifying which CSS and JS files to be used.'
$vweb.html()
}
fn (app mut App) text() {
app.vweb.text('Hello, world from vweb!')
}
fn (app mut App) time() {
app.vweb.text(time.now().format())
}

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@ -10,6 +10,7 @@ import (
net.http net.http
net.urllib net.urllib
strings strings
filepath
) )
pub const ( pub const (
@ -250,8 +251,8 @@ fn handle_conn<T>(conn net.Socket, app mut T) {
req: req req: req
conn: conn conn: conn
form: map[string]string form: map[string]string
static_files: map[string]string static_files: app.vweb.static_files
static_mime_types: map[string]string static_mime_types: app.vweb.static_mime_types
} }
//} //}
if req.method in methods_with_form { if req.method in methods_with_form {
@ -269,10 +270,17 @@ fn handle_conn<T>(conn net.Socket, app mut T) {
} }
// Serve a static file if it's one // Serve a static file if it's one
// if app.vweb.handle_static() { static_file := app.vweb.static_files[app.vweb.req.url]
// conn.close() mime_type := app.vweb.static_mime_types[app.vweb.req.url]
// continue
// } if static_file != '' && mime_type != '' {
data := os.read_file(static_file) or {
conn.send_string(HTTP_404) or {}
return
}
app.vweb.send_response_to_client(mime_type, data)
return
}
// Call the right action // Call the right action
$if debug { $if debug {
@ -316,45 +324,40 @@ fn (ctx mut Context) parse_form(s string) {
fn (ctx mut Context) scan_static_directory(directory_path, mount_path string) { fn (ctx mut Context) scan_static_directory(directory_path, mount_path string) {
files := os.ls(directory_path) or { panic(err) } files := os.ls(directory_path) or { panic(err) }
if files.len > 0 { if files.len > 0 {
for file in files { for file in files {
mut ext := ''
mut i := file.len
mut flag := true
for i > 0 {
i--
if flag {
ext = file[i..i + 1] + ext
}
if file[i..i + 1] == '.' {
flag = false
}
}
// todo: os.is_dir is broken now so we expect that file is dir it has no extension
// if flag {
if os.is_dir(file) { if os.is_dir(file) {
ctx.scan_static_directory(directory_path + '/' + file, mount_path + '/' + file) ctx.scan_static_directory(directory_path + '/' + file, mount_path + '/' + file)
} else { } else if file.contains('.') && ! file.starts_with('.') && ! file.ends_with('.') {
ctx.static_files[mount_path + '/' + file] = directory_path + '/' + file ext := filepath.ext(file)
ctx.static_mime_types[mount_path + '/' + file] = mime_types[ext]
// Rudimentary guard against adding files not in mime_types.
// Use serve_static directly to add non-standard mime types.
if ext in mime_types {
ctx.serve_static(mount_path + '/' + file, directory_path + '/' + file, mime_types[ext])
}
} }
} }
} }
} }
pub fn (ctx mut Context) handle_static(directory_path string) bool { pub fn (ctx mut Context) handle_static(directory_path string) bool {
if ctx.done { return false } if ctx.done || ! os.exists(directory_path) {
ctx.scan_static_directory(directory_path, '') return false
static_file := ctx.static_files[ctx.req.url]
mime_type := ctx.static_mime_types[ctx.req.url]
if static_file != '' {
data := os.read_file(static_file) or { return false }
return ctx.send_response_to_client(mime_type, data)
} }
return false
dir_path := directory_path.trim_space()
mut mount_path := ''
if dir_path != '.' && os.is_dir(dir_path) {
mount_path = '/' + dir_path
}
ctx.scan_static_directory(directory_path, mount_path)
return true
} }
pub fn (ctx mut Context) serve_static(url, file_path, mime_type string) { pub fn (ctx mut Context) serve_static(url, file_path, mime_type string) {